Date 
Plant height change between 
04.07.11 and 18.07.11 
Plot number 
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XXXIX-B7, 2012 
XXII ISPRS Congress, 25 August — 01 September 2012, Melbourne, Australia 
  
plot 162 
plot 163 
plot 261 
plot 262 
  
21.06.11 
  
  
  
04.07.11 
  
  
18.07.11 
  
  
  
  
  
  
  
  
CSM Height 
  
/ 5m 
Figure 3. Maps of Crop Surface Models for four selected plots, showing the results for all three dates. The 
height is always calculated by subtracting the DSM of each date from the DTM. 
Plot number 
  
piot 133 
plot 232 
  
21.06.11 and 04.07.11 
  
  
  
  
  
  
  
  
CSM Difference 
mm 
  
  
    
Figure 4. Maps of height difference between two 
consecutive CSMs. 
80 
=~ 
© 
e 
e 
Average measured plant height [cm] 
BÍ Un 
© © 
QJ 
e 
20 
  
  
  
R* - 0.9105 m 
out. o 
o9 /9 0 
à 
  
  
  
  
  
20 
30 40 50 60 70 
Mean plant height from CSM [cm] 
80 
Figure 5. Regression of mean plant height calculated from 
CSM and manually measured plant height (n=54).